Common ragweed
Common Name:
ragweed, common
Scientific Name:
Ambrosia artemisifolia
Family:
Asteraceae
Lifecycle:
Annual
Features
Three to six foot tall annual herb. Divided simple leaves. Inflorescence at apex.
Description
Problematic weed with respect to sinus allergies. Weed of crops and waste areas.Flowers late summer- August to October. All plants will flower at this time, regardless of size- from 2 to 3 leaf plants to plants 6 feet tall.